Kelvin Gastelum was forced to withdraw from the UFC Fight Night 217 headliner after taking an accidental knee, and now we have a glimpse into the nature of his injury.

Gastelum was scheduled to face Nassourdine Imavov (12-3 MMA, 4-1 UFC) Saturday at the UFC Apex in Las Vegas but was pulled after getting his front tooth knocked out in practice. He was replaced by Sean Strickland (25-5 MMA, 12-5 UFC), who will now face Imavov in a light heavyweight bout.

Gastelum (17-8 MMA, 11-8 UFC) had to

Continue Reading Video: Kelvin Gastelum gets tooth sewn back on after it was knocked out in practice